BC Racing DS Series Coilover Kit Subaru STI 2005-2007 | F-03-DS Vehicle Model_STi It's a full 3 inch

It's a full 3 inch straight through design so this muffler can support well over 500whp while still offering a "low key" look and sound for the typical street 300-400whp enthusiast

Can be used on street or race track

As shown with water temp and premium Oil Pressure senders installed

Please be sure of what transmission you have before placing your order

wiring leads extending from the pump have been sealed and terminate with connecters that are specifically designed to withstand the unique properties of E-85

BC Racing DS Series Coilover Kit Subaru STI 2005-2007 | F-03-DS Vehicle Model_STi It's a full 3 inchBC Racing's digressive piston design offers increased dampening force at low piston velocities while maintaining a linear damper feel at higher piston velocities. One of the greatest advantages of increased low speed dampening force relates to what the driver feels, example; roll, pitch, dive, and quick weight transitions on technical road courses. BC Racing DS Series Coilover Kit Features: Mono tube shock design Digressive piston and damping curve